JP6461539B2 - バルーン - Google Patents
バルーン Download PDFInfo
- Publication number
- JP6461539B2 JP6461539B2 JP2014199220A JP2014199220A JP6461539B2 JP 6461539 B2 JP6461539 B2 JP 6461539B2 JP 2014199220 A JP2014199220 A JP 2014199220A JP 2014199220 A JP2014199220 A JP 2014199220A JP 6461539 B2 JP6461539 B2 JP 6461539B2
- Authority
- JP
- Japan
- Prior art keywords
- peripheral portion
- balloon
- outer peripheral
- inner peripheral
- compression
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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- 230000002093 peripheral effect Effects 0.000 claims description 153
- 230000006835 compression Effects 0.000 claims description 77
- 238000007906 compression Methods 0.000 claims description 77
- 239000000463 material Substances 0.000 claims description 17
- 230000007423 decrease Effects 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims description 2
- 238000011282 treatment Methods 0.000 description 23
- 210000003708 urethra Anatomy 0.000 description 23
- 230000002485 urinary effect Effects 0.000 description 21
- 230000004048 modification Effects 0.000 description 13
- 238000012986 modification Methods 0.000 description 13
- 239000012567 medical material Substances 0.000 description 10
- 210000004027 cell Anatomy 0.000 description 8
- 208000031481 Pathologic Constriction Diseases 0.000 description 7
- 230000006837 decompression Effects 0.000 description 7
- -1 fluororesin Polymers 0.000 description 7
- 230000036262 stenosis Effects 0.000 description 7
- 208000037804 stenosis Diseases 0.000 description 7
- 230000008602 contraction Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 6
- 239000000806 elastomer Substances 0.000 description 6
- 239000012530 fluid Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 229920000098 polyolefin Polymers 0.000 description 4
- 231100000241 scar Toxicity 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 201000001988 urethral stricture Diseases 0.000 description 4
- 239000004952 Polyamide Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 206010065584 Urethral stenosis Diseases 0.000 description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000004877 mucosa Anatomy 0.000 description 3
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 3
- 229920002647 polyamide Polymers 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 210000002700 urine Anatomy 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 210000002919 epithelial cell Anatomy 0.000 description 2
- 210000000981 epithelium Anatomy 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 229920000126 latex Polymers 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 210000002200 mouth mucosa Anatomy 0.000 description 2
- 210000003899 penis Anatomy 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229920012753 Ethylene Ionomers Polymers 0.000 description 1
- 206010016717 Fistula Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 206010047363 Vesical fistula Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000003890 fistula Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000037390 scarring Effects 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 201000009890 sinusitis Diseases 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1002—Balloon catheters characterised by balloon shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22051—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
- A61B2017/22062—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation to be filled with liquid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
- A61F2002/047—Urethrae
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/105—Balloon catheters with special features or adapted for special applications having a balloon suitable for drug delivery, e.g. by using holes for delivery, drug coating or membranes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1075—Balloon catheters with special features or adapted for special applications having a balloon composed of several layers, e.g. by coating or embedding
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1084—Balloon catheters with special features or adapted for special applications having features for increasing the shape stability, the reproducibility or for limiting expansion, e.g. containments, wrapped around fibres, yarns or strands
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1093—Balloon catheters with special features or adapted for special applications having particular tip characteristics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1018—Balloon inflating or inflation-control devices
- A61M25/10184—Means for controlling or monitoring inflation or deflation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Child & Adolescent Psychology (AREA)
- Pulmonology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Urology & Nephrology (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
Description
図1に示すように、第1実施形態のバルーン100は、外周部110と、内周部120と、支持部130と、流体給排部140と、を有する。
図8に示すように、第2実施形態のバルーン200は、第1実施形態と異なる支持部230および内周部220を有する。他の構成および使用方法については、バルーン200は第1実施形態のバルーン100と同様である。共通する構成には図中で同じ符号を付し、ここでの重複する説明を省略する。
図12に示すように、第3実施形態のバルーン300は、支持部330が、径方向と直交する軸方向において分割された構成を有する点で、第2実施形態のバルーン200と異なる。他の構成については、バルーン300は第2実施形態のバルーン200と同様である。共通する構成には図中で同じ符号を付し、ここでの重複する説明を省略する。
図14に示すように、第4実施形態のバルーン400は、第1実施形態と異なる内周部420および支持部430を有する。他の構成については、バルーン400は第1実施形態のバルーン100と同様である。共通する構成には図中で同じ符号を付し、ここでの重複する説明を省略する。
110 外周部、
111 外周部の端部、
112、212 最大外径部、
120、220、420 内周部、
130、230、330、430、530、630、730、830、930 支持部、
140 流体給排部、
141 管、
142 コネクタ、
150、250 高圧縮部(第1圧縮部)、
151、251 低圧縮部(第2圧縮部)、
332 分割片、
C 尿カテーテル、
C1 開口部、
C2 端部、
M 医療材料、
O 円形断面の中心、
P 陰茎、
P1 尿道、
P2 狭窄部、
P3 膀胱、
P4 外尿道口、
P5 処置部、
P6 尿道の曲った箇所、
R1 最小拡張圧が内側に加えられたときの外周部の半径、
r1、r2 円形断面の中心から収縮時における最大外径部までの大きさ。
Claims (6)
- 拡張して中空な円形断面を形成し、内側を減圧されることによって収縮する外周部と、
当該外周部の内側に設けられた内周部と、
前記外周部と前記内周部との間に設けられ、収縮する前記外周部を圧縮されながら支持する支持部と、を有し、
当該支持部は、圧縮変形率が大きい第1圧縮部と前記第1圧縮部よりも圧縮変形率が小さい第2圧縮部とのそれぞれを周方向に複数形成しており、
伸縮性を有する材料によって形成された前記外周部が、前記第1圧縮部および前記第2圧縮部を圧縮しつつ収縮することによって、前記円形断面の中心から径方向外側に最も突出した最大外径部までの大きさは、前記外周部を拡張させて断面を円形にするのに必要な最低限の圧力が加えられたときの前記円形断面の半径よりも小さくなる、バルーン。 - 前記内周部は、中空形状を有し、前記最低限の圧力を起点として、前記外周部と前記内周部との間の圧力の増減にともなって、径方向に拡張収縮する、請求項1に記載のバルーン。
- 前記外周部は、前記外周部と前記内周部との間の圧力が前記最低限の圧力よりも減圧されると径方向に収縮し、
前記内周部は、中空形状を有し、前記外周部と前記内周部との間の圧力が前記最低限の圧力よりも減圧されると径方向に拡張する、請求項1または請求項2に記載のバルーン。 - 前記支持部は、径方向と直交する軸方向において分割された複数の分割片によって構成されている、請求項1〜請求項3のうちのいずれか1つに記載のバルーン。
- 前記支持部は、スポンジによって形成されている、請求項1〜請求項4のうちのいずれか1つに記載のバルーン。
- 前記第1圧縮部および前記第2圧縮部はそれぞれ、周方向に3つ以上かつ等間隔に形成されている、請求項1〜請求項5のうちのいずれか1つに記載のバルーン。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014199220A JP6461539B2 (ja) | 2014-09-29 | 2014-09-29 | バルーン |
US14/861,528 US10342556B2 (en) | 2014-09-29 | 2015-09-22 | Balloon with different compression portions |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014199220A JP6461539B2 (ja) | 2014-09-29 | 2014-09-29 | バルーン |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016067555A JP2016067555A (ja) | 2016-05-09 |
JP6461539B2 true JP6461539B2 (ja) | 2019-01-30 |
Family
ID=55583284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014199220A Active JP6461539B2 (ja) | 2014-09-29 | 2014-09-29 | バルーン |
Country Status (2)
Country | Link |
---|---|
US (1) | US10342556B2 (ja) |
JP (1) | JP6461539B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016067697A (ja) * | 2014-09-30 | 2016-05-09 | テルモ株式会社 | 尿道狭窄症治療装置及び尿道狭窄症治療方法 |
CN110139628B (zh) * | 2016-10-31 | 2023-05-26 | 约翰霍普金斯大学 | 用于管理和治疗尿道狭窄的经尿道展开并固定移植物的工具 |
CN113995369B (zh) * | 2021-11-05 | 2022-08-16 | 中南大学湘雅医院 | 一种多功能可以定位的智能支气管镜 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6132397A (en) * | 1997-05-01 | 2000-10-17 | Chase Medical Inc. | Integral aortic arch infusion clamp catheter |
US7354419B2 (en) * | 2004-10-15 | 2008-04-08 | Futuremed Interventional, Inc. | Medical balloon having strengthening rods |
US7896840B2 (en) * | 2007-04-05 | 2011-03-01 | Boston Scientific Scimed, Inc. | Catheter having internal mechanisms to encourage balloon re-folding |
WO2013009520A1 (en) * | 2011-07-12 | 2013-01-17 | Boston Scientific Scimed, Inc. | Drug elution medical device |
JP6259560B2 (ja) | 2012-09-19 | 2018-01-10 | 株式会社カネカ | バルーンカテーテル用バルーン |
US9511209B2 (en) * | 2013-08-06 | 2016-12-06 | Intervalve, Inc. | Bulbous balloon with mechanical pressure regulator |
-
2014
- 2014-09-29 JP JP2014199220A patent/JP6461539B2/ja active Active
-
2015
- 2015-09-22 US US14/861,528 patent/US10342556B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US10342556B2 (en) | 2019-07-09 |
US20160089169A1 (en) | 2016-03-31 |
JP2016067555A (ja) | 2016-05-09 |
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